Which is a possible expression for the series
1 answer:
Without considering the sign:
It's sigma(1 to 5, 5k+2)
Since the first item is minus, you simply add (-1)^k
So it's sigma(1 to 5, (-1)^k * (5k+2)
I choose A
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<h2>20% i think thats all i know im kinda dumb so i dont thinks its right sorry</h2>
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The first graph doesn’t show it
